The initial rate of a reaction is studied with several initial concentration conditions and the following results are found: RUN # [A] o [B] o Initial Rate 1 0.20 M 0.20 M 3.0 x 10 -4 M s -1 2 0.40 M 0.20 M 1.2 x 10 -3 M s -1 3 0.40 M 0.40 M 2.4 x 10 -3 M s -1 Which of the following is the correct rate law?